Sony has finally rolled out the Android 4.3 update to Xperia SP users, the update carries build number of 12.1.A.0.266.

The update is reportedly now available in Australia but expect availability to widen over the coming days. You can update it via Sony PC Companion but if the update is still not available to your region, you might need to wait for few days.

Here's the Xperia SP Android 4.3 Jelly Bean changelog:

• User interface optimization and smoother graphical experience• New Sony user interface with new home screen look and feel• Sony’s Smart Social Camera and downloadable camera apps• Updated Sony Media apps – “WALKMAN”, Album and Movies apps• New version of Battery STAMINA Mode for prolonging battery lifeThere's no word on the update for Xperia V, Xperia TX and Xperia T but expect to release in these few weeks. Have you updated your Xperia SP to Android 4.3? Leave a comment to let us know.